From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758295AbYDKWLW (ORCPT ); Fri, 11 Apr 2008 18:11:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756178AbYDKWLO (ORCPT ); Fri, 11 Apr 2008 18:11:14 -0400 Received: from wa-out-1112.google.com ([209.85.146.178]:44823 "EHLO wa-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756158AbYDKWLN (ORCPT ); Fri, 11 Apr 2008 18:11:13 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=reply-to:to:subject:date:user-agent:cc:mime-version:content-type:content-transfer-encoding:content-disposition:message-id:from; b=C4GKscyhd8irOc4IG1VlbQjMpnmLu1g+VFpkWNtcmjFjT4RrZvDvw5JxQ2dGA/uY2zpjmMI/ISSIZSfAUa52h3IujCOaJWIvFN7zoC6T6TysPv/6DIzC1EWkJutdszKvFlgMucK0acPx51RMDhk5SO01xEBWSUd6h2AtYtdygXs= Reply-To: yhlu.kernel@gmail.com To: "Rafael J. Wysocki" , Ingo Molnar Subject: [PATCH] x86_64: don't need set default res if only have one root bus Date: Fri, 11 Apr 2008 15:14:52 -0700 User-Agent: KMail/1.9.6 (enterprise 20070904.708012) Cc: kernel list MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200804111514.53680.yhlu.kernel@gmail.com> From: Yinghai Lu Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org only one root bus, don't need to split that root resources. Signed-off-by: Yinghai Lu diff --git a/arch/x86/pci/k8-bus_64.c b/arch/x86/pci/k8-bus_64.c index 7ed7f51..c433982 100644 --- a/arch/x86/pci/k8-bus_64.c +++ b/arch/x86/pci/k8-bus_64.c @@ -69,7 +69,8 @@ void set_pci_bus_resources_arch_default(struct pci_bus *b) int j; struct pci_root_info *info; - if (!pci_root_num) + /* if only one root bus, don't need to anything */ + if (pci_root_num < 2) return; for (i = 0; i < pci_root_num; i++) {